Finding the Fourth Proportional to 74,386,732.92, 102,651,073.23 and 40,895,968.16
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Solution
The fourth proportional to 74,386,732.92, 102,651,073.23 and 40,895,968.16 is: 56,434,996.65
Step by Step Solution
- Step 1: Write the proportion equation
74,386,732.92 : 102,651,073.23 = 40,895,968.16 : x - Step 2: Convert to fraction form
74,386,732.92/102,651,073.23 = 40,895,968.16/x - Step 3: Cross multiply
74,386,732.92x = 102,651,073.23 × 40,895,968.16 - Step 4: Simplify right side
74,386,732.92x = 4,198,015,022,813,896 - Step 5: Solve for x
x = 4,198,015,022,813,896/74,386,732.92 - Step 6: Final answer
x = 56,434,996.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.